From bda253e55534a96a3c1fd9747121c46e6507ed32 Mon Sep 17 00:00:00 2001 From: Jeremy Harris Date: Sat, 23 Nov 2019 22:21:00 +0000 Subject: [PATCH] Docs: gsasl auth channel-binding now also usable under OpenSSL --- doc/doc-docbook/spec.xfpt | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt index a93f61182..0e7d7655c 100644 --- a/doc/doc-docbook/spec.xfpt +++ b/doc/doc-docbook/spec.xfpt @@ -27460,9 +27460,11 @@ This should have meant that certificate identity and verification becomes a non-issue, as a man-in-the-middle attack will cause the correct client and server to see different identifiers and authentication will fail. -This is currently only supported when using the GnuTLS library. This is +.new +This is only usable by mechanisms which support "channel binding"; at time of writing, that's the SCRAM family. +.wen This defaults off to ensure smooth upgrade across Exim releases, in case this option causes some clients to start failing. Some future release -- 2.25.1